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Finding the Fourth Proportional to 5,865.67, 8,792.43 and 1,968.76

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Solution

The fourth proportional to 5,865.67, 8,792.43 and 1,968.76 is: 2,951.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.67 : 8,792.43 = 1,968.76 : x
  2. Step 2: Convert to fraction form
    5,865.67/8,792.43 = 1,968.76/x
  3. Step 3: Cross multiply
    5,865.67x = 8,792.43 × 1,968.76
  4. Step 4: Simplify right side
    5,865.67x = 17,310,184.49
  5. Step 5: Solve for x
    x = 17,310,184.49/5,865.67
  6. Step 6: Final answer
    x = 2,951.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.